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      1 /*
      2  * Copyright 2011 Google Inc. All Rights Reserved.
      3  *
      4  * Licensed under the Apache License, Version 2.0 (the "License");
      5  * you may not use this file except in compliance with the License.
      6  * You may obtain a copy of the License at
      7  *
      8  *      http://www.apache.org/licenses/LICENSE-2.0
      9  *
     10  * Unless required by applicable law or agreed to in writing, software
     11  * distributed under the License is distributed on an "AS IS" BASIS,
     12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
     13  * See the License for the specific language governing permissions and
     14  * limitations under the License.
     15  */
     16 
     17 #include "sfntly/port/refcount.h"
     18 #include "subtly/character_predicate.h"
     19 
     20 namespace subtly {
     21 using namespace sfntly;
     22 
     23 // AcceptRange predicate
     24 AcceptRange::AcceptRange(int32_t start, int32_t end)
     25     : start_(start),
     26       end_(end) {
     27 }
     28 
     29 AcceptRange::~AcceptRange() {}
     30 
     31 bool AcceptRange::operator()(int32_t character) const {
     32   return start_ <= character && character <= end_;
     33 }
     34 
     35 // AcceptSet predicate
     36 AcceptSet::AcceptSet(IntegerSet* characters)
     37     : characters_(characters) {
     38 }
     39 
     40 AcceptSet::~AcceptSet() {
     41   delete characters_;
     42 }
     43 
     44 bool AcceptSet::operator()(int32_t character) const {
     45   return characters_->find(character) != characters_->end();
     46 }
     47 
     48 // AcceptAll predicate
     49 bool AcceptAll::operator()(int32_t character) const {
     50   UNREFERENCED_PARAMETER(character);
     51   return true;
     52 }
     53 }
     54